package rabbitmq.work;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import rabbitmq.constant.Constants;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class ProducerDemo {

    public static void main(String[] args) throws IOException, TimeoutException {

        //1.建立连接
        ConnectionFactory connectionFactory = new ConnectionFactory();
        connectionFactory.setHost(Constants.HOST);
        connectionFactory.setPort(Constants.PORT);
        connectionFactory.setUsername(Constants.USER_NAME);
        connectionFactory.setPassword(Constants.PASSWORD);
        connectionFactory.setVirtualHost(Constants.VIRTUAL_HOST);
        Connection connection = connectionFactory.newConnection();

        //2.创建channel
        Channel channel = connection.createChannel();

        //3.声明队列   使用内置交换机
        // 如果队列不存在 ，则创建，如果队列存在，则不创建
        channel.queueDeclare(Constants.WORK_QUEUE,true,false,false,null);
        //4.发送消息
        for (int i = 0; i < 10; i++) {
            String msg = "hello work queue ...." + i;
            channel.basicPublish("", Constants.WORK_QUEUE,null,msg.getBytes());
        }

        System.out.println("发送消息成功！");
        //6.释放资源
        channel.close();
        connection.close();
    }
}
